See, that's your problem. You're arguing, with me, about something that was said to you by someone else. Do you realize why I'm questioning your argumentative skills?
Here's a source to a study about AI's accuracy as a search engine. The main use case proposed for LLMs as a tool is indexing a bunch of text, then summarizing and answering questions about it in natural language.
AI Search Has A Citation Problem
Another use is creating or modifying text based on an input or prompt, however, LLMs are prone to hallucinations. Here's a deep dive into what they are, why they occur and the challenges of dealing with them.
Decoding LLM Hallucinations: A Deep Dive into Language Model Errors
I don't know why do I even bother. You are just going to ignore the sources and dismiss them as well.